The best way to increase cardiovascular endurance is to perform intervals when doing cardio. Use a work-to-rest ratio of 1:2. Start with a run for 2 minutes, then a jog for 4 minutes. As your endurance starts to improve increase the times or decrease the amount of rest you take.
– Personal Trainer Mike Donavanik, CSCS, CPT
Apr 25, 2011 20:00pm PDT
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